Kostya Vasilyev
89eb6d78a4
RPM packaging ( #122 )
2019-07-25 23:47:41 +03:00
Aliaksandr Valialkin
17096b5750
app/vmselect/promql: return NaN from count()
over zero time series
...
This aligns `count` behavior with Prometheus.
2019-07-25 22:02:30 +03:00
Aliaksandr Valialkin
66efa5745f
app/vmselect/promql: properly calculate incremental aggregations grouped by __name__
...
Previously the following query may fail on multiple distinct metric names match:
sum(count_over_time{__name__!=''}) by (__name__)
2019-07-25 21:53:20 +03:00
Aliaksandr Valialkin
162f1fb1b7
all: small updates after PR #114
2019-07-23 19:54:50 +03:00
Roman Khavronenko
5bf4e5ffb5
all: add Pure Go build (pull request #114 )
...
Updates #94
2019-07-23 19:26:39 +03:00
Kostya Vasilyev
8c3629a892
Debian packaging ( #116 )
...
* initial commit of deb packaging
* Incorporated feedback from @valyala:
- Put data directory under /var/lib
- More beef in systemd file
- Packaging for arm64
- Package all target which builds and packages both amd64 and arm64
* Remove PIDFile from systemd unit, useless
* per PR feedback, move debian specific files into deb subdirectory
Updates #107 .
2019-07-22 17:12:48 +03:00
Aliaksandr Valialkin
575d2f0a91
app/vminsert: use netutil.TCPListener for collecting network-related metrics for Graphite and OpenTSDB TCP traffic
2019-07-15 22:58:00 +03:00
Aliaksandr Valialkin
6a943a6a58
app/vmselect/promql: remove empty time series after applying filters like q > 0
...
This should reduce CPU and RAM usage for queries over high number of time series.
2019-07-12 19:59:27 +03:00
Aliaksandr Valialkin
ab88890523
app/vmselect/promql: parallelize incremental aggregation to multiple CPU cores
...
This may reduce response times for aggregation over big number of time series
with small step between output data points.
2019-07-12 15:52:22 +03:00
Aliaksandr Valialkin
62a7353479
app/vmselect/prometheus: set start
arg in /api/v1/series
to the minimum allowed time by default as Prometheus does
...
Fixes https://github.com/VictoriaMetrics/VictoriaMetrics/issues/91
2019-07-11 17:10:14 +03:00
Aliaksandr Valialkin
54bd21eb4a
app/vmselect/prometheus: convert negative times to 0, since they arent supported by the storage
2019-07-11 17:07:20 +03:00
Artem Navoiev
cd4833d3d0
integration tests
2019-07-11 15:48:08 +03:00
Aliaksandr Valialkin
101fa258e5
app/vmstorage: prepare for integration tests with multiple Init / Stop cycles
2019-07-11 15:34:50 +03:00
Aliaksandr Valialkin
a336bb4e22
app/vmselect/promql: reduce RAM usage for aggregates over big number of time series
...
Calculate incremental aggregates for `aggr(metric_selector)` function instead of
keeping all the time series matching the given `metric_selector` in memory.
2019-07-10 13:04:39 +03:00
Aliaksandr Valialkin
1fe6d784d8
all: consistency renaming: bytesSize -> sizeBytes
2019-07-10 00:47:36 +03:00
Aliaksandr Valialkin
55fe36149c
app/vmselect/promql: mention -search.logSlowQueryDuration
flag value in the slow query log message
2019-07-10 00:41:24 +03:00
Aliaksandr Valialkin
9203170eb2
app/vmselect/promql: extract rmoeveGroupTags
function for removing unneeded tags from MetricName according to the given modifierExpr
2019-07-09 23:20:48 +03:00
Aliaksandr Valialkin
2db685c19c
app/vmselect/promql: properly preserve metric name after applying functions in any case from transformFuncsKeepMetricGroup
2019-07-09 23:10:35 +03:00
Aliaksandr Valialkin
40a6c0d672
app/vmselect/prometheus: typo fix
2019-07-07 23:34:23 +03:00
Aliaksandr Valialkin
1371024747
app/vmselect/prometheus: handle minTime
and maxTime
values that may be set by Promxy or Prometheus client
...
Fixes https://github.com/VictoriaMetrics/VictoriaMetrics/issues/88
2019-07-07 21:53:48 +03:00
Aliaksandr Valialkin
4dbd642c86
app/vmselect/promql: remove empty timeseries left after topk
call
2019-07-04 19:42:39 +03:00
Aliaksandr Valialkin
56c154f45b
all: add vm_data_size_bytes
metrics for easy monitoring of on-disk data size and on-disk inverted index size
2019-07-04 19:42:30 +03:00
Aliaksandr Valialkin
9a4b2b8315
app/vmselect/prometheus: update adjustLastPoints function
...
- Do not overwrite last points by the previous NaNs, since this may result in empty time series.
- Overwrite the last 2 points instead of 3. This should be enough in most cases.
2019-07-04 09:14:18 +03:00
Aliaksandr Valialkin
e06866005d
app/vmselect/promql: gracefully handle duplicate timestamps in irate
and rollup_rate
funcs
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Previously such timestamps result in `+Inf` results. Now the previous timestamp is used
for the calculations.
2019-07-03 12:39:55 +03:00
Aliaksandr Valialkin
b9166a60ff
app/vmselect: do not return empty time series in /api/v1/query
result
2019-07-01 17:16:34 +03:00
Aliaksandr Valialkin
74c0fb04f3
app/vmselect/promql: consistency renaming: candlestick -> rollup_candlestick
2019-06-29 03:13:02 +03:00
Aliaksandr Valialkin
55bcf60ea6
app/vmselect: fix 32bit arm build
...
Fixes https://github.com/VictoriaMetrics/VictoriaMetrics/issues/83
2019-06-27 19:36:17 +03:00
Aliaksandr Valialkin
796b010139
app/vmselect: add candlestick(m[d])
func for returning open
, close
, low
and high
rollups on the given time range d
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This function is frequently used in financial apps. See https://en.wikipedia.org/wiki/Candlestick_chart
2019-06-27 18:46:13 +03:00
Jiri Tyr
e0fccc6c60
Change the default influxMeasurementFieldSeparator
2019-06-26 13:22:03 +03:00
Aliaksandr Valialkin
1f7d9a213a
app/vminsert: fix inifinite loop when reading two lines without newline in the end
...
Fixes https://github.com/VictoriaMetrics/VictoriaMetrics/issues/82
2019-06-26 02:51:56 +03:00
Aliaksandr Valialkin
844ce4731e
app/vmselect/promql: suppress error when template func is used inside modifier list. Just leave it as is
...
Fixes https://github.com/VictoriaMetrics/VictoriaMetrics/issues/78
2019-06-25 20:43:22 +03:00
Aliaksandr Valialkin
feacfffe89
app/vmselect/promql: increase default value for -search.maxPointsPerTimeSeries from 10k to 30k
...
This may be required for subqueries with small steps. See https://github.com/VictoriaMetrics/VictoriaMetrics/issues/77
2019-06-24 22:53:18 +03:00
Aliaksandr Valialkin
4bb738ddd9
app/vmselect/promql: adjust value returned by linearRegression to the end of time range like Prometheus does
...
Updates https://github.com/VictoriaMetrics/VictoriaMetrics/issues/71
2019-06-24 22:45:58 +03:00
Aliaksandr Valialkin
90e72c2a42
app/vmselect/promql: add sum2
and sum2_over_time
, geomean
and geomean_over_time
funcs.
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These functions may be useful for statistic calculations.
2019-06-24 16:44:44 +03:00
Aliaksandr Valialkin
61926bae01
app/vmselect/promql: adjust the provided window only for range functions with dt in denominator
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This should fix range function calculations such as `changes(m[d])` where `d` is smaller
than the scrape interval.
Updates https://github.com/VictoriaMetrics/VictoriaMetrics/issues/72
2019-06-23 19:27:31 +03:00
Aliaksandr Valialkin
ee13256f74
app/vmselect/promql: use deriv_fast
instead of deriv
in ttf
, since deriv
calculations have been changed recently
2019-06-23 15:54:18 +03:00
Aliaksandr Valialkin
3b3b2f1e6e
app/vmselect/promql: adjust ttf
calculation, so deriv(freev)
for freev
=m[d]
could be properly calculated
2019-06-23 14:31:19 +03:00
Aliaksandr Valialkin
146c6e1f72
app/vmselect/promql: typo fixes in comments
2019-06-21 23:22:59 +03:00
Aliaksandr Valialkin
d261fa2885
app/vmselect/promql: add deriv_fast
function for calculating fast derivative
...
`deriv_fast` calculates derivative based on the first and the last point on the interval
instead of calculating linear regression based on all the data points on the interval.
Updates https://github.com/VictoriaMetrics/VictoriaMetrics/issues/73
2019-06-21 23:05:39 +03:00
Aliaksandr Valialkin
5b47c00910
app/vmselect/promql: use linear regression in deriv
func like Prometheus does
...
Updates https://github.com/VictoriaMetrics/VictoriaMetrics/issues/73
2019-06-21 22:59:46 +03:00
Aliaksandr Valialkin
9e1119dab8
app/vmselect/promql: ajdust data model to the model used in Prometheus
...
Do not take into account data points on the range `[timestamp .. timestamp+step)`
when calculating value on the given `timestamp`.
Use only data points from the past when performing these calculations like Prometheus does.
This should reduce discrepancies between results returned by VictoriaMetrics
and results returned by Prometheus.
Updates https://github.com/VictoriaMetrics/VictoriaMetrics/issues/72
Updates https://github.com/VictoriaMetrics/VictoriaMetrics/issues/71
2019-06-21 21:54:48 +03:00
Aliaksandr Valialkin
47a3228108
app/vmselect/promql: do not strip __name__
form time series after binary comparison operation
...
Example:
foo > 10
Would leave `foo` name for all the matching time series on the left.
2019-06-21 13:09:38 +03:00
Aliaksandr Valialkin
973e4b5b76
app/vmselect/promql: remove unused func keepLastValue
; updates https://github.com/VictoriaMetrics/VictoriaMetrics/issues/69
2019-06-20 14:35:11 +03:00
Aliaksandr Valialkin
7aadec8e3c
app/vmselect/promql: typo fix; updates https://github.com/VictoriaMetrics/VictoriaMetrics/issues/69
2019-06-20 14:33:47 +03:00
Aliaksandr Valialkin
4b2523fb40
app/vminsert/opentsdb: remove unused const maxReadPacketSize
; update https://github.com/VictoriaMetrics/VictoriaMetrics/issues/69
2019-06-20 14:30:06 +03:00
Aliaksandr Valialkin
70ba36fa37
app/vmselect/prometheus: return better error messages on missing args to /api/v1/*
2019-06-20 14:07:55 +03:00
Aliaksandr Valialkin
a78b3dba7f
app/vmstorage: add vm_cache_entries{type="storage/hour_metric_ids"}
metric for tracking active time series count
2019-06-19 18:36:47 +03:00
Aliaksandr Valialkin
a8d4224828
app/vminsert/graphite: allow skipping timestamps in Graphite plaintext protocol
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In this case VictoriaMetrics uses the ingestion time as a timestamp.
2019-06-18 19:04:04 +03:00
Aliaksandr Valialkin
86d3d907a5
app/vminsert/influx: add -influxSkipSingleField
flag for using {measurement}
instead of {measurement}{separator}{field_name}
for Influx lines with a single field
...
Fixes https://github.com/VictoriaMetrics/VictoriaMetrics/issues/66
2019-06-17 19:05:57 +03:00
Aliaksandr Valialkin
269285848f
app/vminsert/influx: add -influxMeasurementFieldSeparator flag for the ability to change separator for {measurement}{separator}{field_name}
metric name
2019-06-14 10:00:12 +03:00